array.push a new object code example
Example 1: js add item to array
var fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.push("Kiwi");
Example 2: how to append objects to javascript lists ?
var studentList = ['Jason', 'Samantha', 'Alice', 'Joseph'];
//Add a new student to the end of the student list
studentList.push('Jacob');
//list is updated to ['Jason', 'Samantha', 'Alice', 'Joseph', 'Jacob'];